package file;

import java.io.File;

public class ListFilesDemo {
    public static void main(String[] args) {
//        File dir = new File(".");
//        if (dir.isDirectory()) {
//            File[] subs = dir.listFiles();
//            System.out.println("一共" +subs.length + "个子项");
//            for (File sub: subs){
//                System.out.println(sub.getName());
//            }

        File dir = new File(".");
        if (dir.isDirectory()){
            File[] subs = dir.listFiles();
            System.out.println("一共" + subs.length + "个子项");
            for (File sub: subs){
                System.out.println(sub.getName());
            }
        }
    }
}
